airbnb APLv2 beta.1 beta.2 beta.3 beta.4 beta.5 beta.6 beta.7 beta.8 beta.9 beta.10 beta.11 config destructuring devdependencies eslint eslint-config-airbnb eslint-config-skyscanner eslint-plugin-jsx-a11y jsdoc lifecycle linter linters lts peerdependencies plugin skyscanner stylesheets v14 v4 v4.x v5 v5.x v6 v6.x v7 v7.x v8 v8.x webpack